14220347544 has 192 divisors, whose sum is σ = 44018432640. Its totient is φ = 4108492800.

The previous prime is 14220347507. The next prime is 14220347573. The reversal of 14220347544 is 44574302241.

14220347544 is a `hidden beast` number, since 142 + 2 + 0 + 3 + 475 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 14220347499 and 14220347508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9562369 + ... + 9563855.

It is an arithmetic number, because the mean of its divisors is an integer number (229262670).

Almost surely, 2^14220347544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14220347544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22009216320).

14220347544 is an abundant number, since it is smaller than the sum of its proper divisors (29798085096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14220347544 is a wasteful number, since it uses less digits than its factorization.

14220347544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2130 (or 2123 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 36.

Adding to 14220347544 its reverse (44574302241), we get a palindrome (58794649785).

The spelling of 14220347544 in words is "fourteen billion, two hundred twenty million, three hundred forty-seven thousand, five hundred forty-four".